Perhaps you should try some spelling variations:
cost sharing » risk sharing, cost savings
sharing his » sharing risk, sharing big, sharing dps
yang yang » wang yang, wang yan
yan yang » yao yang, dan yang, tan yang
run cost » iran cost, can cost, run cash
his song » his son, hays song
song shu » cong shu, song shin, tong shui

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wan ((yan yang) or (yang yang)) run cost sharing his song shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan ((yan yang) OR (yang yang)) run cost sharing his song shu ;*.